From 8a1ab3155c2ac7fbe5f2038d6e26efeb607a1498 Mon Sep 17 00:00:00 2001 From: David Howells Date: Thu, 4 Oct 2012 18:20:15 +0100 Subject: UAPI: (Scripted) Disintegrate include/asm-generic Signed-off-by: David Howells Acked-by: Arnd Bergmann Acked-by: Thomas Gleixner Acked-by: Michael Kerrisk Acked-by: Paul E. McKenney Acked-by: Dave Jones --- include/asm-generic/siginfo.h | 297 +----------------------------------------- 1 file changed, 1 insertion(+), 296 deletions(-) (limited to 'include/asm-generic/siginfo.h') diff --git a/include/asm-generic/siginfo.h b/include/asm-generic/siginfo.h index 8ed67779fc09..b685d3bd32e2 100644 --- a/include/asm-generic/siginfo.h +++ b/include/asm-generic/siginfo.h @@ -1,145 +1,8 @@ #ifndef _ASM_GENERIC_SIGINFO_H #define _ASM_GENERIC_SIGINFO_H -#include -#include +#include -typedef union sigval { - int sival_int; - void __user *sival_ptr; -} sigval_t; - -/* - * This is the size (including padding) of the part of the - * struct siginfo that is before the union. - */ -#ifndef __ARCH_SI_PREAMBLE_SIZE -#define __ARCH_SI_PREAMBLE_SIZE (3 * sizeof(int)) -#endif - -#define SI_MAX_SIZE 128 -#ifndef SI_PAD_SIZE -#define SI_PAD_SIZE ((SI_MAX_SIZE - __ARCH_SI_PREAMBLE_SIZE) / sizeof(int)) -#endif - -#ifndef __ARCH_SI_UID_T -#define __ARCH_SI_UID_T __kernel_uid32_t -#endif - -/* - * The default "si_band" type is "long", as specified by POSIX. - * However, some architectures want to override this to "int" - * for historical compatibility reasons, so we allow that. - */ -#ifndef __ARCH_SI_BAND_T -#define __ARCH_SI_BAND_T long -#endif - -#ifndef __ARCH_SI_CLOCK_T -#define __ARCH_SI_CLOCK_T __kernel_clock_t -#endif - -#ifndef __ARCH_SI_ATTRIBUTES -#define __ARCH_SI_ATTRIBUTES -#endif - -#ifndef HAVE_ARCH_SIGINFO_T - -typedef struct siginfo { - int si_signo; - int si_errno; - int si_code; - - union { - int _pad[SI_PAD_SIZE]; - - /* kill() */ - struct { - __kernel_pid_t _pid; /* sender's pid */ - __ARCH_SI_UID_T _uid; /* sender's uid */ - } _kill; - - /* POSIX.1b timers */ - struct { - __kernel_timer_t _tid; /* timer id */ - int _overrun; /* overrun count */ - char _pad[sizeof( __ARCH_SI_UID_T) - sizeof(int)]; - sigval_t _sigval; /* same as below */ - int _sys_private; /* not to be passed to user */ - } _timer; - - /* POSIX.1b signals */ - struct { - __kernel_pid_t _pid; /* sender's pid */ - __ARCH_SI_UID_T _uid; /* sender's uid */ - sigval_t _sigval; - } _rt; - - /* SIGCHLD */ - struct { - __kernel_pid_t _pid; /* which child */ - __ARCH_SI_UID_T _uid; /* sender's uid */ - int _status; /* exit code */ - __ARCH_SI_CLOCK_T _utime; - __ARCH_SI_CLOCK_T _stime; - } _sigchld; - - /* SIGILL, SIGFPE, SIGSEGV, SIGBUS */ - struct { - void __user *_addr; /* faulting insn/memory ref. */ -#ifdef __ARCH_SI_TRAPNO - int _trapno; /* TRAP # which caused the signal */ -#endif - short _addr_lsb; /* LSB of the reported address */ - } _sigfault; - - /* SIGPOLL */ - struct { - __ARCH_SI_BAND_T _band; /* POLL_IN, POLL_OUT, POLL_MSG */ - int _fd; - } _sigpoll; - - /* SIGSYS */ - struct { - void __user *_call_addr; /* calling user insn */ - int _syscall; /* triggering system call number */ - unsigned int _arch; /* AUDIT_ARCH_* of syscall */ - } _sigsys; - } _sifields; -} __ARCH_SI_ATTRIBUTES siginfo_t; - -/* If the arch shares siginfo, then it has SIGSYS. */ -#define __ARCH_SIGSYS -#endif - -/* - * How these fields are to be accessed. - */ -#define si_pid _sifields._kill._pid -#define si_uid _sifields._kill._uid -#define si_tid _sifields._timer._tid -#define si_overrun _sifields._timer._overrun -#define si_sys_private _sifields._timer._sys_private -#define si_status _sifields._sigchld._status -#define si_utime _sifields._sigchld._utime -#define si_stime _sifields._sigchld._stime -#define si_value _sifields._rt._sigval -#define si_int _sifields._rt._sigval.sival_int -#define si_ptr _sifields._rt._sigval.sival_ptr -#define si_addr _sifields._sigfault._addr -#ifdef __ARCH_SI_TRAPNO -#define si_trapno _sifields._sigfault._trapno -#endif -#define si_addr_lsb _sifields._sigfault._addr_lsb -#define si_band _sifields._sigpoll._band -#define si_fd _sifields._sigpoll._fd -#ifdef __ARCH_SIGSYS -#define si_call_addr _sifields._sigsys._call_addr -#define si_syscall _sifields._sigsys._syscall -#define si_arch _sifields._sigsys._arch -#endif - -#ifdef __KERNEL__ #define __SI_MASK 0xffff0000u #define __SI_KILL (0 << 16) #define __SI_TIMER (1 << 16) @@ -150,162 +13,6 @@ typedef struct siginfo { #define __SI_MESGQ (6 << 16) #define __SI_SYS (7 << 16) #define __SI_CODE(T,N) ((T) | ((N) & 0xffff)) -#else -#define __SI_KILL 0 -#define __SI_TIMER 0 -#define __SI_POLL 0 -#define __SI_FAULT 0 -#define __SI_CHLD 0 -#define __SI_RT 0 -#define __SI_MESGQ 0 -#define __SI_SYS 0 -#define __SI_CODE(T,N) (N) -#endif - -/* - * si_code values - * Digital reserves positive values for kernel-generated signals. - */ -#define SI_USER 0 /* sent by kill, sigsend, raise */ -#define SI_KERNEL 0x80 /* sent by the kernel from somewhere */ -#define SI_QUEUE -1 /* sent by sigqueue */ -#define SI_TIMER __SI_CODE(__SI_TIMER,-2) /* sent by timer expiration */ -#define SI_MESGQ __SI_CODE(__SI_MESGQ,-3) /* sent by real time mesq state change */ -#define SI_ASYNCIO -4 /* sent by AIO completion */ -#define SI_SIGIO -5 /* sent by queued SIGIO */ -#define SI_TKILL -6 /* sent by tkill system call */ -#define SI_DETHREAD -7 /* sent by execve() killing subsidiary threads */ - -#define SI_FROMUSER(siptr) ((siptr)->si_code <= 0) -#define SI_FROMKERNEL(siptr) ((siptr)->si_code > 0) - -/* - * SIGILL si_codes - */ -#define ILL_ILLOPC (__SI_FAULT|1) /* illegal opcode */ -#define ILL_ILLOPN (__SI_FAULT|2) /* illegal operand */ -#define ILL_ILLADR (__SI_FAULT|3) /* illegal addressing mode */ -#define ILL_ILLTRP (__SI_FAULT|4) /* illegal trap */ -#define ILL_PRVOPC (__SI_FAULT|5) /* privileged opcode */ -#define ILL_PRVREG (__SI_FAULT|6) /* privileged register */ -#define ILL_COPROC (__SI_FAULT|7) /* coprocessor error */ -#define ILL_BADSTK (__SI_FAULT|8) /* internal stack error */ -#define NSIGILL 8 - -/* - * SIGFPE si_codes - */ -#define FPE_INTDIV (__SI_FAULT|1) /* integer divide by zero */ -#define FPE_INTOVF (__SI_FAULT|2) /* integer overflow */ -#define FPE_FLTDIV (__SI_FAULT|3) /* floating point divide by zero */ -#define FPE_FLTOVF (__SI_FAULT|4) /* floating point overflow */ -#define FPE_FLTUND (__SI_FAULT|5) /* floating point underflow */ -#define FPE_FLTRES (__SI_FAULT|6) /* floating point inexact result */ -#define FPE_FLTINV (__SI_FAULT|7) /* floating point invalid operation */ -#define FPE_FLTSUB (__SI_FAULT|8) /* subscript out of range */ -#define NSIGFPE 8 - -/* - * SIGSEGV si_codes - */ -#define SEGV_MAPERR (__SI_FAULT|1) /* address not mapped to object */ -#define SEGV_ACCERR (__SI_FAULT|2) /* invalid permissions for mapped object */ -#define NSIGSEGV 2 - -/* - * SIGBUS si_codes - */ -#define BUS_ADRALN (__SI_FAULT|1) /* invalid address alignment */ -#define BUS_ADRERR (__SI_FAULT|2) /* non-existent physical address */ -#define BUS_OBJERR (__SI_FAULT|3) /* object specific hardware error */ -/* hardware memory error consumed on a machine check: action required */ -#define BUS_MCEERR_AR (__SI_FAULT|4) -/* hardware memory error detected in process but not consumed: action optional*/ -#define BUS_MCEERR_AO (__SI_FAULT|5) -#define NSIGBUS 5 - -/* - * SIGTRAP si_codes - */ -#define TRAP_BRKPT (__SI_FAULT|1) /* process breakpoint */ -#define TRAP_TRACE (__SI_FAULT|2) /* process trace trap */ -#define TRAP_BRANCH (__SI_FAULT|3) /* process taken branch trap */ -#define TRAP_HWBKPT (__SI_FAULT|4) /* hardware breakpoint/watchpoint */ -#define NSIGTRAP 4 - -/* - * SIGCHLD si_codes - */ -#define CLD_EXITED (__SI_CHLD|1) /* child has exited */ -#define CLD_KILLED (__SI_CHLD|2) /* child was killed */ -#define CLD_DUMPED (__SI_CHLD|3) /* child terminated abnormally */ -#define CLD_TRAPPED (__SI_CHLD|4) /* traced child has trapped */ -#define CLD_STOPPED (__SI_CHLD|5) /* child has stopped */ -#define CLD_CONTINUED (__SI_CHLD|6) /* stopped child has continued */ -#define NSIGCHLD 6 - -/* - * SIGPOLL si_codes - */ -#define POLL_IN (__SI_POLL|1) /* data input available */ -#define POLL_OUT (__SI_POLL|2) /* output buffers available */ -#define POLL_MSG (__SI_POLL|3) /* input message available */ -#define POLL_ERR (__SI_POLL|4) /* i/o error */ -#define POLL_PRI (__SI_POLL|5) /* high priority input available */ -#define POLL_HUP (__SI_POLL|6) /* device disconnected */ -#define NSIGPOLL 6 - -/* - * SIGSYS si_codes - */ -#define SYS_SECCOMP (__SI_SYS|1) /* seccomp triggered */ -#define NSIGSYS 1 - -/* - * sigevent definitions - * - * It seems likely that SIGEV_THREAD will have to be handled from - * userspace, libpthread transmuting it to SIGEV_SIGNAL, which the - * thread manager then catches and does the appropriate nonsense. - * However, everything is written out here so as to not get lost. - */ -#define SIGEV_SIGNAL 0 /* notify via signal */ -#define SIGEV_NONE 1 /* other notification: meaningless */ -#define SIGEV_THREAD 2 /* deliver via thread creation */ -#define SIGEV_THREAD_ID 4 /* deliver to thread */ - -/* - * This works because the alignment is ok on all current architectures - * but we leave open this being overridden in the future - */ -#ifndef __ARCH_SIGEV_PREAMBLE_SIZE -#define __ARCH_SIGEV_PREAMBLE_SIZE (sizeof(int) * 2 + sizeof(sigval_t)) -#endif - -#define SIGEV_MAX_SIZE 64 -#define SIGEV_PAD_SIZE ((SIGEV_MAX_SIZE - __ARCH_SIGEV_PREAMBLE_SIZE) \ - / sizeof(int)) - -typedef struct sigevent { - sigval_t sigev_value; - int sigev_signo; - int sigev_notify; - union { - int _pad[SIGEV_PAD_SIZE]; - int _tid; - - struct { - void (*_function)(sigval_t); - void *_attribute; /* really pthread_attr_t */ - } _sigev_thread; - } _sigev_un; -} sigevent_t; - -#define sigev_notify_function _sigev_un._sigev_thread._function -#define sigev_notify_attributes _sigev_un._sigev_thread._attribute -#define sigev_notify_thread_id _sigev_un._tid - -#ifdef __KERNEL__ struct siginfo; void do_schedule_next_timer(struct siginfo *info); @@ -327,6 +34,4 @@ static inline void copy_siginfo(struct siginfo *to, struct siginfo *from) extern int copy_siginfo_to_user(struct siginfo __user *to, struct siginfo *from); -#endif /* __KERNEL__ */ - #endif -- cgit v1.2.3